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拿破崙三角形
Author:
羅驥韡 (Pegasus Roe)
說明影片：
http://youtu.be/q9nxM2MYOVE
GeoGebra
New Resources
柱體建築師
兩組對邊相等和有直角的四邊形
錐體建築師
四邊形的特性
【案例】2018年全国1卷理科12题
Discover Resources
B小學今星期的遲到人數
方向餘弦
cube
congruent (SSS) 5
Template: 對稱04
Discover Topics
Histogram
Pythagoras or Pythagorean Theorem
Geometric Mean
Median Line
Step Functions